Annual report pursuant to Section 13 and 15(d)

Common Stock and Stockholders' Equity (Tables)

v3.3.1.900
Common Stock and Stockholders' Equity (Tables)
12 Months Ended
Dec. 31, 2015
Equity [Abstract]  
Summary of Long-Term Incentive Plans
Nonvested Units
Units
 
Weighted
Average
Grant-Date
Fair
Value
Nonvested at January 1, 2015
3,344,813

 
$
5.66

Granted
2,996,151

 
3.08

Vested
(1,463,494
)
 
5.48

Forfeited
(103,062
)
 
5.74

Nonvested at December 31, 2015
4,774,408

 
$
4.08

Schedule of Nonvested Performance-based Units Activity [Table Text Block]
The following table presents PCUs granted and forfeited under the Company's Stock Plan:
 
Year ended December 31,
 
2015
 
2014
 
2013
Granted
17,091

 
16,574

 
18,000

Forfeited

 
110

 
13,358